The Effect of Tablet Size on Cognitive Performance Caffeine
Status:
Completed
Trial end date:
2019-03-01
Target enrollment:
Participant gender:
Summary
This study aims to assess if tablet size, due to placebo effect, alters participants'
performance on cognitive tests after consuming caffeine. Participants will be randomly
assigned to one of four groups: 1) 90 mg caffeine with a 1 mm diameter sucrose pillule; 2) no
caffeine with the small sucrose pillule; 3) 90 mg caffeine with a 5 mm sucrose pillule; 4) no
caffeine with the large sucrose pillule.